| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/28/20 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 01/28/20 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/28/20 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/13/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/13/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/15/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/12/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 09/13/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 09/09/19 | Statement of changes in beneficial ownership of securities |
|
1 |